Contractors are fastening customized tracks and ties in the former I-90 center express lanes, the most innovative segment in a $3.7 billion light-rail corridor from Seattle's Chinatown ...

Photos courtesy of Sound Transit Once Sound Transit’s trains start crossing the final 2 Line segment, they will be the first light rail vehicles in the US to cross a floating bridge.

Sound Transit has discovered another construction problem with its future Seattle-to-Bellevue light-rail extension, this time on the I-90 floating bridge deck.